🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.97 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536.1

Radius: 9.2

Gravity: 6.33 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.79 AU - 2.09 AU

Year: 1899 Days

Day: 13.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 86,003,054 km

• M1: 114,442 km (0.096 R)
• M2: 453,132 km (0.105 R)
• M3: 830,268 km (0.09 R)
• M4: 1,322,894 km (0.097 R)
• M5: 1,736,083 km (0.058 R)
• M6: 2,103,944 km (0.064 R)
• M7: 2,471,506 km (0.05 R)
• M8: 3,353,087 km (0.108 R)
• M9: 5,496,974 km (0.101 R)
• M10: 5,982,568 km (0.112 R)
• M11: 7,445,785 km (0.096 R)
• M12: 11,390,831 km (0.113 R)
• M13: 13,331,115 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 351.5

Radius: 10.2

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 2.09 AU - 2.19 AU

Year: 2201 Days

Day: 6.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 86,003,054 km

• M1: 127,757 km (0.111 R)
• M2: 547,827 km (0.116 R)
• M3: 1,040,752 km (0.049 R)
• M4: 1,458,430 km (0.052 R)
• M5: 2,087,040 km (0.119 R)
• M6: 2,720,736 km (0.076 R)
• M7: 3,165,790 km (0.118 R)
• M8: 3,510,763 km (0.111 R)
• M9: 3,915,724 km (0.051 R)
• M10: 4,465,796 km (0.064 R)
• M11: 5,087,674 km (0.076 R)
• M12: 5,720,623 km (0.057 R)
• M13: 6,283,559 km (0.039 R)
• M14: 7,276,740 km (0.064 R)
• M15: 7,797,041 km (0.1 R)
• M16: 8,138,274 km (0.107 R)
• M17: 8,881,476 km (0.119 R)
• M18: 9,669,258 km (0.116 R)
• M19: 11,602,362 km (0.081 R)
• M20: 11,972,916 km (0.107 R)
• M21: 12,855,244 km (0.111 R)
• M22: 13,945,663 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 212.4

Radius: 14.4

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 2.72 AU - 2.98 AU

Year: 3382 Days

Day: 8.8 Hours

Environment

Temp: -209 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 86,003,054 km

• M1: 179,069 km (0.111 R)
• M2: 835,205 km (0.034 R)
• M3: 1,532,630 km (0.117 R)
• M4: 2,343,151 km (0.07 R)
• M5: 2,972,360 km (0.102 R)
• M6: 3,508,519 km (0.117 R)
• M7: 4,435,128 km (0.068 R)
• M8: 5,360,840 km (0.097 R)
• M9: 9,017,311 km (0.111 R)
• M10: 9,774,426 km (0.061 R)
• M11: 10,325,843 km (0.093 R)
• M12: 10,861,703 km (0.09 R)
• M13: 11,453,662 km (0.115 R)
• M14: 12,501,595 km (0.097 R)
• M15: 13,028,479 km (0.089 R)
• M16: 13,527,836 km (0.057 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 940

Radius: 14.7

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 2.97 AU - 3.29 AU

Year: 3892 Days

Day: 13.5 Hours

Environment

Temp: -210 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 86,003,054 km

• M1: 184,005 km (0.065 R)
• M2: 750,533 km (0.106 R)
• M3: 1,291,778 km (0.075 R)
• M4: 2,084,946 km (0.111 R)
• M5: 3,584,066 km (0.1 R)
• M6: 5,380,287 km (0.045 R)
• M7: 5,918,541 km (0.073 R)
• M8: 6,906,934 km (0.076 R)
• M9: 8,592,602 km (0.096 R)
• M10: 10,582,404 km (0.101 R)
• M11: 11,896,023 km (0.064 R)
• M12: 13,571,668 km (0.045 R)
• M13: 14,628,129 km (0.112 R)
• M14: 15,121,203 km (0.087 R)
• M15: 16,025,223 km (0.058 R)
• M16: 17,941,123 km (0.118 R)
• M17: 19,018,976 km (0.063 R)
• M18: 20,956,867 km (0.058 R)
• M19: 25,066,470 km (0.077 R)
• M20: 25,853,055 km (0.104 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 38.8

Radius: 6.3

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 5.58 AU - 6.88 AU

Year: 10931 Days

Day: 16.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 86,003,054 km

• M1: 78,539 km (0.064 R)
• M2: 360,980 km (0.059 R)
• M3: 829,520 km (0.057 R)
• M4: 2,085,394 km (0.096 R)
• M5: 2,409,423 km (0.077 R)
• M6: 3,210,370 km (0.111 R)
• M7: 3,494,905 km (0.047 R)
• M8: 3,776,897 km (0.054 R)
• M9: 5,903,431 km (0.116 R)
• M10: 6,808,797 km (0.078 R)
• M11: 7,159,754 km (0.079 R)
• M12: 7,553,645 km (0.095 R)
• M13: 7,771,759 km (0.083 R)
• M14: 13,655,144 km (0.116 R)
• M15: 15,676,660 km (0.059 R)
• M16: 18,277,269 km (0.11 R)
• M17: 19,127,584 km (0.043 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 730.7

Radius: 4.1

Gravity: 43.47 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 8.76 AU - 11.86 AU

Year: 23270 Days

Day: 15.4 Hours

Environment

Temp: -240 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 86,003,054 km

• M1: 113,694 km (0.052 R)
• M2: 291,865 km (0.056 R)
• M3: 473,328 km (0.089 R)
• M4: 893,398 km (0.09 R)
• M5: 1,083,238 km (0.103 R)
• M6: 1,579,155 km (0.098 R)
• M7: 4,027,773 km (0.089 R)
• M8: 4,162,262 km (0.105 R)
• M9: 5,760,864 km (0.045 R)
• M10: 6,980,536 km (0.106 R)
• M11: 7,727,777 km (0.082 R)
• M12: 8,692,983 km (0.105 R)
• M13: 9,262,651 km (0.087 R)
• M14: 11,859,820 km (0.084 R)
• M15: 13,065,728 km (0.077 R)
• M16: 14,118,598 km (0.094 R)
• M17: 22,372,212 km (0.089 R)
• M18: 34,599,145 km (0.113 R)
• M19: 41,788,220 km (0.12 R)
• M20: 50,813,460 km (0.094 R)
• M21: 71,669,497 km (0.096 R)
• M22: 76,095,949 km (0.096 R)
• M23: 84,720,266 km (0.112 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 181 - 11,932 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit